Table 5.
Association between natural log–transformed creatinine-corrected urinary concentrations (nmol/g creatinine) of ΣDAP, ΣDMAP, and ΣDEAP and lung function parameters by age group.
| Concentration | FVC (mL) | FEV1 (mL) | FEV1/FVC (%) | FEF25–75% (mL/sec) | ||||
|---|---|---|---|---|---|---|---|---|
| β (95% CI) | p-Value | β (95% CI) | p-Value | β (95% CI) | p-Value | β (95% CI) | p-Value | |
| 12–19 years (n = 980) | ||||||||
| ΣDAP | 13.93 (–24.37, 52.24) | 0.44 | –2.36 (–35.74, 31.02) | 0.88 | –0.33 (–0.86, 0.20) | 0.20 | –27.05 (–114.95, 60.85) | 0.51 |
| ΣDMAP | 12.34 (–18.19, 42.87) | 0.39 | 1.12 (–23.00, 25.24) | 0.92 | –0.22 (–0.68, 0.24) | 0.31 | –17.88 (–87.58, 51.82) | 0.58 |
| ΣDEAP | 21.58 (–46.07, 89.22) | 0.50 | 2.75 (–49.32, 54.83) | 0.91 | –0.34 (–0.86, 0.18) | 0.18 | –6.26 (–93.57, 81.05) | 0.88 |
| 20–79 years (n = 3,466) | ||||||||
| ΣDAP | –32.63 (–57.21, –8.05) | 0.014 | –32.65 (–59.02, –6.28) | 0.02 | –0.18 (–0.61, 0.24) | 0.36 | –53.11 (–113.90, 7.68) | 0.081 |
| ΣDMAP | –24.29 (–45.39, –3.18) | 0.028 | –24.18 (–45.52, –2.85) | 0.03 | –0.15 (–0.51, 0.21) | 0.39 | –38.73 (–90.26, 12.80) | 0.13 |
| ΣDEAP | –20.38 (–57.16, 16.39) | 0.25 | –26.34 (–61.08, 8.39) | 0.12 | –0.20 (–0.55, 0.14) | 0.22 | –62.17 (–113.57, –10.76) | 0.022 |
| Associations were characterized by the multiple linear regression analyses with controlling for age, sex, ethnicity, height, weight, and smoking status. Survey design weights and 500 bootstrap weights were included in calculating β coefficients and 95% CIs. | ||||||||